Quantitative Aptitude - Arithmetic Ability Questions

If a = √2 + 1 and b = √2 - 1, then the value of 1a+1+1b+1 will be

Select the odd word/letters/number/number pair from the given alternatives.

Choose the one which is odd from the following options.

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

If P = 350 and Q = 600, then P is how much percentage less than Q?

θ is a positive acute angle and sinθ ­ cosθ = 0, then the value of secθ + cosecθ is

If one-third of a number is 45, then what will be the 45% of that number?

P, Q and R together can make a table in 40 minutes. P and Q together can make it in 60 minutes. How much time (in minutes) will R alone take to make the table?